body{
    background: #2d3a4b;

}
.login-box{
    width: 770px;
    height: 450px;
    margin: 200px auto;
    text-align: center;
}
.login-box h1{
    color: #fff;
}
.form{
    width: 740px;
    height: 65px;
    margin-top: 50px;

}
.form input{
    width: 720px;
    height: 65px;
    padding-left: 20px;
    border: 0px;
    font-size: 20px;
    outline: none;
}
.form #login{
    width: 740px;
    padding-left: 0px;
    height: 65px;
    font-size: 26px;
    font-weight: 700;
    background: #02b7fb;
    color: #fff;
    /* 圆角 */
   border-radius: 6px;
   /* 可以被点击的手 */
   cursor: pointer;
   border: none;
}